| 发明名称 |
Helix type travelling-wave tube amplifier |
| 摘要 |
A band-rejection filter which rejects harmonic components of the fundamental frequency of the output of a helix type travelling-wave tube is built into the connection of the output connection from the tube to its external circuit. A wide variety of specific filter structures are disclosed.
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| 申请公布号 |
US4138625(A) |
申请公布日期 |
1979.02.06 |
| 申请号 |
US19770818570 |
申请日期 |
1977.07.25 |
| 申请人 |
NIPPON ELECTRIC CO., LTD. |
发明人 |
KOYAMA, KAORU;KYUZAKI, TSUTOMU;KIKUCHI, TOSHIMOTO |
| 分类号 |
H01J23/26;H01J23/40;H01J23/42;H01J23/48;H01J23/54;(IPC1-7):H01J25/34 |
主分类号 |
H01J23/26 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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